240070905

素因数分解:

$3^3\times 5^1\times {\mathrm{1778303}}^1$

素因数の和:1778317

約数の個数: 16

約数和(自身を含む): 426792960

約数和(自身を除く): 186722055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1778303, 5334909, 8891515, 16004727, 26674545, 48014181, 80023635, 240070905]

約数ペア:

[(1, 240070905), (3, 80023635), (5, 48014181), (9, 26674545), (15, 16004727), (27, 8891515), (45, 5334909), (135, 1778303)]